WHA1454500

Whatman^® quantitative filter paper, hardened low-ash, Grade 54

circles, diam. 500 mm, pack of 100

• Synonim(y): Whatman filter, Z740608, filter paper, paper filter
• Kod UNSPSC: 41104900
• NACRES: NB.24

Właściwości

• Materiały: circles ; cotton filters (high-quality cotton linters)
• opakowanie: pack of 100
• producent / nazwa handlowa: Whatman 1454-500; Whatman Article No. 28418118 (US reference)
• Parametry: 39 sec/100 mL speed (Herzberg); 7 psi wet burst
• Średnica: 500 mm
• grubość: 185 μm
• popiół: ≤0.015%
• wielkość porów: 22 μm (Particle retention)
• gramatura: 92 g/m²

Opis

Opis ogólny

Whatman Grade 54 hardened low ash quantitative filter paper for Büchner funnel and Hirsch funnel filtration enables fast vacuum suction filtration for recrystallization applications. This hard, smooth, high wet-strength Grade 54 fast filter paper enables collection of coarse and gelatinous precipitates with minimal fiber shredding, even when wet. Whatman low ash hardened filter paper for quantitative analysis is available in three grades. All three are designed for use in gravity and vacuum suction filtration in Büchner and Hirsch funnels.

Cechy i korzyści

• Higher nominal particle retention rating (22 µm) than comparable Buchner funnel filter papers
• Fast filtration speed (Herzberg filtration speed 39 s)
• High purity (0.015% ash maximum)
• Acid-treated for high wet-strength and chemical resistance
• Hardened to minimize fiber shedding

Inne uwagi

Field of Use : For internal research use only. Products are not intended for diagnostic use or resale.

Informacje prawne

Whatman is a registered trademark of Cytiva

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